Investors, media, analysts and the general public may listen to a live webcast of the conference call at the company's website, www.sempra.com, by clicking on the appropriate audio link. For those unable to obtain access to the live webcast, the teleconference will be available on replay a few hours after its conclusion by dialing (888) 203-1112 and entering passcode 4152078.

Briefing materials will be posted on the company's website by 9 a.m. EDT, May 3.

Sempra Energy, based in San Diego, is a Fortune 500 energy services holding company with 2011 revenues of $10 billion. The Sempra Energy companies' 17,500 employees serve more than 31 million consumers worldwide.